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Run-snippet-info

Run-snippet-info-p

Recognizer for run-snippet-info structures.

Signature
(run-snippet-info-p x) → *

Definitions and Theorems

Function: run-snippet-info-p

(defun run-snippet-info-p (x)
 (declare (xargs :guard t))
 (let ((__function__ 'run-snippet-info-p))
  (declare (ignorable __function__))
  (and
   (mbe
    :logic (and (alistp x)
                (equal (strip-cars x)
                       '(input-size output-size
                                    snip-addr ret-addr step-count)))
    :exec (fty::alist-with-carsp
               x
               '(input-size output-size
                            snip-addr ret-addr step-count)))
   (b* ((input-size (cdr (std::da-nth 0 x)))
        (output-size (cdr (std::da-nth 1 x)))
        (snip-addr (cdr (std::da-nth 2 x)))
        (ret-addr (cdr (std::da-nth 3 x)))
        (step-count (cdr (std::da-nth 4 x))))
     (and (natp input-size)
          (posp output-size)
          (canonical-address-p snip-addr)
          (canonical-address-p ret-addr)
          (natp step-count))))))

Theorem: consp-when-run-snippet-info-p

(defthm consp-when-run-snippet-info-p
  (implies (run-snippet-info-p x)
           (consp x))
  :rule-classes :compound-recognizer)